Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2088 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Join the Christmas Jumper Friday Run on 11 December in Walton on Thames for a relaxed rock up and run along the riverside towpath. Pick 5k to ultra, run laps within a 7 hour window and earn a bespoke finisher medal.

A festive time challenge along the River Thames in Staines where runners choose distances from 3 km up to 50 km. The event is signed, offers medals and pins, aid stations and goody bags.

A 100 mile winter point to point trail across the South Downs and North Downs from Amberley Museum to Juniper Hall with a 35 hour limit, three aid stations, crew and drop bag support, medical cover and a strict mandatory kit list.

A December trail event from Otley offering 12, 19 and 32 mile routes with checkpoints, tracker options and a mandatory kit list, finishing at Otley Cricket Club with food, a medal and an event T-shirt.

Festive family run at Durham Amateur Rowing Club along the River Wear with views of the Cathedral. Choose a 2.5 km lap or a 5.0 km two-lap course and finishers receive a themed medal and goody bag.

A 21 mile winter walk or race around the moors of Hebden Bridge, starting and finishing at Mytholmroyd Community Centre, with checkpoints, tracking, hot food and mandatory winter kit.

Part of a 12 Days of Christmas race series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour time limit. A virtual option is available and virtual runners can receive the same medal after verificati..

Winter trail races through Afan Forest and the Rhigos range finishing at Dare Valley Country Park. Options include a 34 mile ultra, a marathon and a linear half with marked routes, checkpoints and a compulsory kit list.

A circular 17.50 km mountain race in the Southern Galloway with around 800 m of ascent, running to the summit trig of Cairnsmore of Fleet. Checkpoints and first aid are provided by Galloway Mountain Rescue and proceeds support the team.

A festive coastal trail event in Newquay offering 8-mile Pisky, 15-mile Long Half and a 30-mile ultramarathon with GPS tracking for longer routes and a mandatory safety kit requirement.

A timed trail event in the Forest of Bere featuring a 3.28 mile lap and distance options from 5 km to ultra. Aid station serves sweet and savoury food including potatoes and vegan choices, and 20% of proceeds support Forestry England.

A winter walking and running event from Brockholes village hall offering three looped routes of 11.6, 7.2 and 4.2 miles. Entry is by SI Entries only, limited to 150 participants, and includes refreshments and a finish meal.

A 24 hour trail challenge from Llanbenwch Caravan Park in the Vale of Clwyd with fully marked out and back routes. Options include a five-trig 115 km route or a 70 km shorter option, for solo runners or three person teams.

Take on the Simonside Cairns fell race in Rothbury, Northumberland, a rugged 11 mile route over moorland and cairns that rewards grit and scenery. Entry on the day from Jubilee Hall is £10 and teams of three are welcome.

Part of a 12 Days of Christmas series on 13 December 2026 at Pengethley Manor, this off-road event offers 5k, 10k, half, marathon and ultra options on a 2.5 km lap with a seven hour limit. Virtual entries and medals are available.

Trail runs and duathlons at Sherwood Pines near Mansfield, set in 3,300 acres of woodland. Distances include a Family 1 Mile, 5km and 10km; 5km and 10km allow one well-controlled dog per runner.

A Christmas-themed day at Normanby Hall with festive trail runs of 5k and 10k, an untimed 3k Pyjama Express family run, and a fundraising Santa's Super Sleigh Team Challenge supporting Lindsey Lodge Hospice.

Mince Pi Run on 13 December 2026 at Shalford Park, Guildford offers looped offroad races from 3.14 to 31.4 miles, a Pi marathon option and a one mile fun run shaped like the Pi symbol. The course runs along the water and results are posted..

Seasonal trail races through Salcey Forest on 13 December 2026 offer 10k, 5k and a 1.2 km junior run. The event uses mostly flat forest trails, awards bespoke medals and prizes, welcomes seasonal fancy dress and raises funds for Shelter.

A 10 mile cross country run on the West Wight with notable hills and coastal views, organised by West Wight Sports and Community Centre on 13 December 2026. Past entrants note strong on-course support, windy conditions, a scarf memento and..

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.